
The British School of Sofia is the only British School in Bulgaria registered with the Department for Education (DfE) of the British Ministry of Education with the unique number URN142484 as a British School Overseas.

The British School of Sofia is the only School in Bulgaria, inspected by PENTA, which is an accredited body for inspecting British School Overseаs. The report from the inspection is the document supplied to the British Ministry of Education.


A British School of Sofia diploma is recognised by the Bulgarian Ministry of Education.

The British School of Sofia is an accredited Cambridge International School that offers three programmes in a continuum: Cambridge Primary, Cambridge Lower Secondary, and Cambridge Upper-Secondary. Our students get a Cambridge Diploma for their Secondary education.

The British School of Sofia has been an accredited IB Diploma International School since 2016. The IB Diploma programme is one of the most prestigious graduation programmes, renowned by Universities worldwide. In 2021, after a routine inspection by the IB DP authorities, BSS successfully retained its status as an IB World School.

The British School of Sofia is an IB World School offering the IB Career-related Programme, a contemporary vocational route for students.

The British School of Sofia became a fully licensed IB PYP school in 2025. The Primary Years Programme (PYP) is an educational framework for children aged three to 12. It is inquiry-based, trans-disciplinary, and student-centred. Through the programme of inquiry, students are encouraged to become lifelong learners who maintain their curiosity and desire to continue accumulating knowledge.

The British School of Sofia is accredited by COBIS (The Council of the British International Schools). The latter is authorized by the British Government to oversee the activities of the British schools overseas.